IT1210396B - Membrana flessibile per apparecchiature funzionanti in ambienti sottoposti a gravose condizionidi esercizio - Google Patents

Membrana flessibile per apparecchiature funzionanti in ambienti sottoposti a gravose condizionidi esercizio

Info

Publication number
IT1210396B
IT1210396B IT8746823A IT4682387A IT1210396B IT 1210396 B IT1210396 B IT 1210396B IT 8746823 A IT8746823 A IT 8746823A IT 4682387 A IT4682387 A IT 4682387A IT 1210396 B IT1210396 B IT 1210396B
Authority
IT
Italy
Prior art keywords
operating conditions
flexible membrane
equipment working
severe operating
environments subject
Prior art date
Application number
IT8746823A
Other languages
English (en)
Other versions
IT8746823A0 (it
Inventor
Marco Dall Aglio
Original Assignee
Valfor Srl
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Valfor Srl filed Critical Valfor Srl
Priority to IT8746823A priority Critical patent/IT1210396B/it
Publication of IT8746823A0 publication Critical patent/IT8746823A0/it
Priority to EP88830091A priority patent/EP0285573A3/en
Priority to US07/171,908 priority patent/US4856757A/en
Application granted granted Critical
Publication of IT1210396B publication Critical patent/IT1210396B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/50—Sealings between relatively-movable members, by means of a sealing without relatively-moving surfaces, e.g. fluid-tight sealings for transmitting motion through a wall
    • F16J15/52—Sealings between relatively-movable members, by means of a sealing without relatively-moving surfaces, e.g. fluid-tight sealings for transmitting motion through a wall by means of sealing bellows or diaphragms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J3/00—Diaphragms; Bellows; Bellows pistons
    • F16J3/02—Diaphragms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K41/00—Spindle sealings
    • F16K41/10—Spindle sealings with diaphragm, e.g. shaped as bellows or tube
    • F16K41/12—Spindle sealings with diaphragm, e.g. shaped as bellows or tube with approximately flat diaphragm

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Lift Valve (AREA)
IT8746823A 1987-03-27 1987-03-27 Membrana flessibile per apparecchiature funzionanti in ambienti sottoposti a gravose condizionidi esercizio IT1210396B (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT8746823A IT1210396B (it) 1987-03-27 1987-03-27 Membrana flessibile per apparecchiature funzionanti in ambienti sottoposti a gravose condizionidi esercizio
EP88830091A EP0285573A3 (en) 1987-03-27 1988-03-09 Flexible membrane for heavy duty application apparatus
US07/171,908 US4856757A (en) 1987-03-27 1988-03-22 Flexible membrane for heavy duty application apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8746823A IT1210396B (it) 1987-03-27 1987-03-27 Membrana flessibile per apparecchiature funzionanti in ambienti sottoposti a gravose condizionidi esercizio

Publications (2)

Publication Number Publication Date
IT8746823A0 IT8746823A0 (it) 1987-03-27
IT1210396B true IT1210396B (it) 1989-09-14

Family

ID=11259234

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8746823A IT1210396B (it) 1987-03-27 1987-03-27 Membrana flessibile per apparecchiature funzionanti in ambienti sottoposti a gravose condizionidi esercizio

Country Status (3)

Country Link
US (1) US4856757A (it)
EP (1) EP0285573A3 (it)
IT (1) IT1210396B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5878992A (en) * 1997-05-07 1999-03-09 Mott's Inc. Two stage variable flow valve assembly
EP1440265B1 (en) * 2001-10-29 2008-05-28 Bermad, Limited Partnership Roll diaphragm control valve
DE10249348A1 (de) * 2002-10-23 2004-05-06 Apv Rosista Gmbh Membranventil mit fächerartiger Membranunterstützung
DE102005016387B3 (de) * 2005-04-09 2006-09-07 Apv Rosista Gmbh Membranventil
DE102017207933A1 (de) * 2017-05-10 2018-11-15 Evoguard Gmbh Hubventil
DE102021129349A1 (de) * 2021-11-11 2023-05-11 Sisto Armaturen S.A. Bewegliches Druckstück

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US832708A (en) * 1904-03-25 1906-10-09 Gen Electric Diaphragm-actuated mechanism.
US1034325A (en) * 1910-03-14 1912-07-30 John W Tudor Starting device for engines.
US2051350A (en) * 1932-07-28 1936-08-18 Union Carbide & Carbon Corp Valve
AT139350B (de) * 1933-07-13 1934-11-10 Huebner & Mayer Membrananordnung.
US2289722A (en) * 1941-03-19 1942-07-14 Mueller Co Valve structure
US2388988A (en) * 1944-04-07 1945-11-13 Shriver & Company Inc T Diaphragm valve
FR1432594A (fr) * 1964-12-30 1966-03-25 Dispositif de soutien total et, éventuellement, d'asservissement d'une membrane
DE2341858C2 (de) * 1973-08-18 1975-09-11 Danfoss A/S, Nordborg (Daenemark) Ventil mit über eine Membran betätigtem VerschluBsWck

Also Published As

Publication number Publication date
EP0285573A3 (en) 1989-10-18
EP0285573A2 (en) 1988-10-05
US4856757A (en) 1989-08-15
IT8746823A0 (it) 1987-03-27

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970327